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HomeMy WebLinkAboutNC0020451_Authorization to Construct_20170920N-C Water Resources ENVIRONMENTAL QUALITY September 20, 2017 Mr. Brantley Price Town Manager Town of West Jefferson P O Box490 West Jefferson, North Carolina 28694 ROY COOPER Goremo, MICHAEL S. REGAN Seci etmv S JAY ZIMMERMAN Dry ector SUBJECT: Authorization to Construct A to C No. 020451 A01 Town of West Jefferson West Jefferson WWTP NPDES Permit No. NCO020451 Dear Mr. Price: A letter of request for an Authorization to Construct was received July 3, 2017, by the Division of Water Resources (Division), and final plans and specifications for the subject project have been reviewed and found to be satisfactory. Authorization is hereby granted for the construction of modifications to the existing 0.5 MGD West Jefferson WWTP, with discharge of treated wastewater into the Little Buffalo Creek in the New Basin. This authorization results in no increase in design or permitted capacity and is awarded for the construction of the following specific modifications: Installation of one (1) belt press system rated for 180 to 240 dry lb/hour consisting of one (1) belt filter press, one (1) 6 to 45 GPM sludge feed pump with variable speed, belt wash system, dewatered sludge cake conveyer system, polymer feed system consisting of one (1) 1.83 GPH polymer feed pump, dilution water system, piping and controls; installation of flocculation system with one (1) 30 gallon flocculation tank with 250 RPM variable speed mixer, piping and controls; construction of a canopy over sludge cake concrete pad; in conformity with the project plans, specifications, and other supporting documentation comprising the ATC Permit Application package submitted to the Department of Environmental Quality. This ATC is issued in accordance with Part III, Paragraph A of NPDES Permit No. NCO020451 issued effective August 1, 2011, and shall be subject to revocation unless the wastewater treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No. NC0020451. State of North Carolina I Environmental Quality I Water Resources 512 N Salisbury Street 11612 Mail service Center I Raleigh, North Carolina 27699-1612 Phone 919 807 6464 Mr. Brentley Pnce, Town Manager September 20, 2017 Page 2 of 3 It is the Owner's responsibility to ensure that the as -constructed project meets the requirements of all applicable regulations and statutes, the ATC Permit Application package, and all of the requirements contained herein. Failure to comply may result in penalties in accordance with North Carolina General Statute § 143-215.6A through § 143-215.6C. The sludge generated from these treatment facilities must be disposed of in accordance with G.S. 143-215.1 and in a manner approved by the Division. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by the Division, such as the construction of additional or replacement wastewater treatment or disposal facilities. The Asheville Regional Office, telephone number 828-296-4500, shall be notified at least forty-eight (48) hours in advance of operation of the installed facilities so that an on site inspection can be made. Such notification to the regional supervisor shall be made during the normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. Upon completion of construction and prior to operation of this permitted facility, a certification must be received from a Professional Engineer certifying that the permitted facility has been installed in accordance with the NPDES Permit and the ATC Permit Application package. Mail the Certification to: Division of Water Resources, WQ Permitting — NPDES, 1617 Mail Service Center, Raleigh, NC 27699-1617. Upon classification of the facility by the Certification Commission, the Permittee shall employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the wastewater treatment facilities. The operator must hold a certificate of the type and grade at least equivalent to or greater than the classification assigned to the wastewater treatment facilities by the Certification Commission. The Permittee must also employ a certified back-up operator of the appropriate type and grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each Class I facility at least weekly and each Class II, III and IV facility at least daily, excluding weekends and holidays, must properly manage the facility, must document daily operation and maintenance of the facility, and must comply with all other conditions of T15A:8G.0202. A copy of the project plans and specifications shall be maintained on file by the Permittee for the life of the facility. During the construction of the proposed additions/modifications, the Permittee shall continue to properly maintain and operate the existing wastewater treatment facilities at all times, and in such a manner, as necessary to comply with the effluent limits specified in the NPDES Permit. Mr. Brentley Price, Town Manager September 20, 2017 Page 3 of 3 You are reminded that it is mandatory for the project to be constructed in accordance with the North Carolina Sedimentation Pollution Control Act, and when applicable, the North Carolina Dam Safety Act. In addition, the specifications must clearly state what the contractor's responsibilities shall be in complying with these Acts. Prior to entering into any contract(s) for construction, the recipient must have obtained all applicable permits from the State. The issuance of this ATC does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (local, state, and federal) which have jurisdiction. If you have any questions or need additional information, please contact Trupti Desai at telephone number (919) 807-6351. Sincerely, Raw &VVf S. Jay Zimmerman, P.G. Director, Division of Water Resources With Engineer's Certificate attached: cc: DWR Asheville Regional Office, Water Quality Programs Central Files ecopy: Michaels S. Acquesta, P.E. Municipal Engineering Services, PA Email: macquesta@mesco.com NPDES File Without Engineer's Certificate attached: cc: Ashe County Health Town of West Jefferson West Jefferson WWTP Authorization to Construct No. 020451A01 Issued September 20, 2017 NPDES Permit No. NCO020451 Engineer's Certification I, , as a duly registered Professional Engineer in the State of North Carolina, having been authorized to observe (periodically/weekly/full time) the construction of the modifications and improvements to the West Jefferson Wastewater Treatment Plant, located in Ashe County, hereby state that, to the best of my abilities, due care and diligence was used in the observation of the following construction: Installation of one (1) belt press system rated for 180 to 240 dry lb/hour consisting of one (1) belt filter press, one (1) 6 to 45 GPM sludge feed pump with variable speed, belt wash system, dewatered sludge cake conveyer system, polymer feed system consisting of one (1) 1.83 GPH polymer feed pump, dilution water system, piping and controls; installation of flocculation system with one (1) 30 gallon flocculation tank with 250 RPM variable speed mixer, piping and controls; construction of a canopy over sludge cake concrete pad; in conformity with the project plans, specifications, and other supporting documentation comprising the ATC Permit Application package submitted to the Department of Environmental Quality. I certify that the construction of the above referenced project was observed to be built within substantial compliance, intent and in conformity with all applicable regulations and statutes and the project plans, specifications, and other supporting documentation comprising the Authorization to Construct Permit Application package. Signature Date Registration No. Mail this Certification to: Attn: Trupti Desai Complex Permitting Unit DEQ/DWR/Water Quality Programs 1617 Mail Service Center Raleigh, NC 27699-1617